IT973782B - Procedimento per produrre acido 4 4 dinitrostilben 2 2 disolfo nico - Google Patents
Procedimento per produrre acido 4 4 dinitrostilben 2 2 disolfo nicoInfo
- Publication number
- IT973782B IT973782B IT5434872A IT5434872A IT973782B IT 973782 B IT973782 B IT 973782B IT 5434872 A IT5434872 A IT 5434872A IT 5434872 A IT5434872 A IT 5434872A IT 973782 B IT973782 B IT 973782B
- Authority
- IT
- Italy
- Prior art keywords
- disulfurnico
- dinitrostilben
- procedure
- producing acid
- producing
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/02—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof
- C07C303/22—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof from sulfonic acids, by reactions not involving the formation of sulfo or halosulfonyl groups; from sulfonic halides by reactions not involving the formation of halosulfonyl groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5583871A GB1381730A (en) | 1971-12-01 | 1971-12-01 | Process for the industrial manufacture of dinitrostilbene disulphonic acid |
Publications (1)
Publication Number | Publication Date |
---|---|
IT973782B true IT973782B (it) | 1974-06-10 |
Family
ID=10475023
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT5434872A IT973782B (it) | 1971-12-01 | 1972-11-29 | Procedimento per produrre acido 4 4 dinitrostilben 2 2 disolfo nico |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS4875553A (it) |
BE (1) | BE792103A (it) |
BR (1) | BR7208423D0 (it) |
CA (1) | CA983026A (it) |
CH (1) | CH576954A5 (it) |
DE (1) | DE2258530A1 (it) |
ES (1) | ES409127A1 (it) |
FR (1) | FR2164182A5 (it) |
GB (1) | GB1381730A (it) |
IT (1) | IT973782B (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2916912A1 (de) * | 1979-04-26 | 1980-11-06 | Bayer Ag | Verfahren zur herstellung von 4-nitrotoluol-2-sulfonsaeure |
EP0026154B1 (de) * | 1979-06-08 | 1983-06-29 | Ciba-Geigy Ag | Verfahren zur Herstellung von 4,4'-Dinitrostilben-2,2'-disulfonsäure und deren Salzen und deren Verwendung |
DE3519552A1 (de) * | 1985-05-31 | 1986-12-04 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von 4,4'-dinitrostilben-2,2'-disulfonsaeuresalzen |
ATE51398T1 (de) * | 1987-08-12 | 1990-04-15 | Ciba Geigy Ag | Verfahren zur herstellung von 4,4'-dinitrostilben-2,2'-disulfonsaeure. |
DE4330377A1 (de) * | 1993-09-08 | 1995-03-09 | Bayer Ag | Verfahren zur Herstellung von 4,4'-Dinitrostilben-2,2'-disulfonsäure |
CN106146357B (zh) * | 2015-04-14 | 2017-12-26 | 上海合丽亚日化技术有限公司 | 一种dsd酸的制备方法 |
CN107417581A (zh) * | 2017-08-15 | 2017-12-01 | 连云港莱亚化学有限公司 | 一种水相加压法合成dsd酸氧化中间体的方法 |
-
0
- BE BE792103D patent/BE792103A/xx unknown
-
1971
- 1971-12-01 GB GB5583871A patent/GB1381730A/en not_active Expired
-
1972
- 1972-11-22 JP JP47116713A patent/JPS4875553A/ja active Pending
- 1972-11-23 CH CH1707772A patent/CH576954A5/xx not_active IP Right Cessation
- 1972-11-27 CA CA157,523A patent/CA983026A/en not_active Expired
- 1972-11-28 FR FR7242281A patent/FR2164182A5/fr not_active Expired
- 1972-11-29 DE DE19722258530 patent/DE2258530A1/de active Pending
- 1972-11-29 IT IT5434872A patent/IT973782B/it active
- 1972-11-30 BR BR842372A patent/BR7208423D0/pt unknown
- 1972-11-30 ES ES409127A patent/ES409127A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1381730A (en) | 1975-01-29 |
ES409127A1 (es) | 1975-11-16 |
BE792103A (fr) | 1973-05-30 |
DE2258530A1 (de) | 1973-06-07 |
CH576954A5 (it) | 1976-06-30 |
BR7208423D0 (pt) | 1973-08-23 |
FR2164182A5 (it) | 1973-07-27 |
JPS4875553A (it) | 1973-10-11 |
CA983026A (en) | 1976-02-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IT973901B (it) | Procedimento per la produzione di alogenidrine | |
IT968463B (it) | Metodo per produrre pullulano | |
IT958044B (it) | Procedimento per la produzione di politiobisfenoli | |
SU441704A3 (ru) | Способ получения пропионксилидида | |
IT958504B (it) | Procedimento per produrre alchenil silani | |
IT951042B (it) | Procedimento per la preparazione catalitica di acido iodidrico | |
IT1044986B (it) | Procedimento per la produzione di polifosfati d ammonio | |
IT973894B (it) | Anilidi dell acido solfonilglico lico sostituite | |
IT956409B (it) | Procedimento per la produzione di lattami | |
IT973782B (it) | Procedimento per produrre acido 4 4 dinitrostilben 2 2 disolfo nico | |
IT964101B (it) | Procedimento per preparare acido gliossilico | |
IT941454B (it) | Processo per la preparazione dell acido citrico | |
IT965464B (it) | Procedimento per la produzione di composti dicianovinilic | |
IT951067B (it) | Procedimento per produrre acido pirofosforico | |
YU249172A (en) | Process for producing the dimethylester of terephalic acid | |
FI50429C (fi) | Menetelmä valmistaa diureettisia 17beta-hydroksi-7-alkoksi-karbonyyli- 3-okso-17alfa-pregn-4-eeni-21-karboksyylihappo-gamma-laktoneja | |
IT959796B (it) | Procedimento per la produzione di lattami | |
BR7200305D0 (pt) | Processo para preparacao de novos derivados de acido 6'-a-mino-penicilanico | |
IT1045661B (it) | Procedimento per la produzione di irride dell acido maleico | |
IT997528B (it) | Procedimento per produrre acido acrilico | |
IT1051931B (it) | Procedimento per la produzione di acido clorocianurico | |
CS183664B2 (en) | Method of producing new derivatives of 4-chlor-5-sulphamoylantranilic acid | |
IT948541B (it) | Procedimento per produrre acido fluoridrico | |
IT972932B (it) | Procedimento per la preparazione di acido sorbico | |
IT990246B (it) | Procedimento per produrre acido alfa cloraorilico |